Home / 2,007.60-3,005.93-1,697.78

Finding the Fourth Proportional to 2,007.60, 3,005.93 and 1,697.78

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Solution

The fourth proportional to 2,007.60, 3,005.93 and 1,697.78 is: 2,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007.60 : 3,005.93 = 1,697.78 : x
  2. Step 2: Convert to fraction form
    2,007.60/3,005.93 = 1,697.78/x
  3. Step 3: Cross multiply
    2,007.60x = 3,005.93 × 1,697.78
  4. Step 4: Simplify right side
    2,007.60x = 5,103,407.84
  5. Step 5: Solve for x
    x = 5,103,407.84/2,007.60
  6. Step 6: Final answer
    x = 2,542.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.